XML Cryptography Modules

• Necessary to build a “web of trust”
  • needed for the deployment of Web Services, Semantic Web, etc
• Main documents from W3C:
  • XML Signature (Recommendation since February 2002)
  • XML Encryption (Recommendation since December 2002)
  • Key Management (Candidate Recommendation since March 2004)
  • some extra, technical documents
    • XML Canonicalization, XPAth transforms
    • necessary to get Signature and Encryption working
    • the “essence” is in the three above